DE2845780C2 - - Google Patents
Info
- Publication number
- DE2845780C2 DE2845780C2 DE2845780A DE2845780A DE2845780C2 DE 2845780 C2 DE2845780 C2 DE 2845780C2 DE 2845780 A DE2845780 A DE 2845780A DE 2845780 A DE2845780 A DE 2845780A DE 2845780 C2 DE2845780 C2 DE 2845780C2
- Authority
- DE
- Germany
- Prior art keywords
- holding element
- sample holding
- element according
- sample
- unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 239000000523 sample Substances 0.000 claims description 131
- 239000000126 substance Substances 0.000 claims description 52
- 239000003463 adsorbent Substances 0.000 claims description 28
- 239000000203 mixture Substances 0.000 claims description 26
- 239000011521 glass Substances 0.000 claims description 24
- 239000011148 porous material Substances 0.000 claims description 16
- 238000000926 separation method Methods 0.000 claims description 14
- 238000004949 mass spectrometry Methods 0.000 claims description 13
- 239000002245 particle Substances 0.000 claims description 10
- 239000007787 solid Substances 0.000 claims description 7
- 239000011800 void material Substances 0.000 claims description 7
- 238000003780 insertion Methods 0.000 claims description 6
- 230000037431 insertion Effects 0.000 claims description 6
- 239000000919 ceramic Substances 0.000 claims description 4
- 239000010419 fine particle Substances 0.000 claims description 3
- 239000012159 carrier gas Substances 0.000 claims description 2
- 230000000717 retained effect Effects 0.000 claims 1
- 238000005259 measurement Methods 0.000 description 24
- 238000000034 method Methods 0.000 description 18
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 16
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 11
- 239000000463 material Substances 0.000 description 10
- 239000004744 fabric Substances 0.000 description 9
- 150000002500 ions Chemical class 0.000 description 9
- FZCDBGYCFVKRDV-UHFFFAOYSA-N 1-(3-phenoxyphenyl)ethanone Chemical compound CC(=O)C1=CC=CC(OC=2C=CC=CC=2)=C1 FZCDBGYCFVKRDV-UHFFFAOYSA-N 0.000 description 8
- 150000001875 compounds Chemical class 0.000 description 8
- 235000012239 silicon dioxide Nutrition 0.000 description 8
- 238000006884 silylation reaction Methods 0.000 description 8
- 239000005388 borosilicate glass Substances 0.000 description 7
- 238000004817 gas chromatography Methods 0.000 description 7
- 239000000843 powder Substances 0.000 description 7
- 239000010453 quartz Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 238000001704 evaporation Methods 0.000 description 6
- 230000008020 evaporation Effects 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 238000011088 calibration curve Methods 0.000 description 5
- 238000011161 development Methods 0.000 description 5
- -1 polytetrafluoroethylene Polymers 0.000 description 5
- 238000001228 spectrum Methods 0.000 description 5
- 238000003466 welding Methods 0.000 description 5
- HVYWMOMLDIMFJA-DPAQBDIFSA-N cholesterol Chemical compound C1C=C2C[C@@H](O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H]([C@H](C)CCCC(C)C)[C@@]1(C)CC2 HVYWMOMLDIMFJA-DPAQBDIFSA-N 0.000 description 4
- 238000002290 gas chromatography-mass spectrometry Methods 0.000 description 4
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 4
- 239000000741 silica gel Substances 0.000 description 4
- 229910002027 silica gel Inorganic materials 0.000 description 4
- 238000005245 sintering Methods 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- XPNGNIFUDRPBFJ-UHFFFAOYSA-N alpha-methylbenzylalcohol Natural products CC1=CC=CC=C1CO XPNGNIFUDRPBFJ-UHFFFAOYSA-N 0.000 description 3
- 230000001174 ascending effect Effects 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 229910044991 metal oxide Inorganic materials 0.000 description 3
- 150000004706 metal oxides Chemical class 0.000 description 3
- 238000011158 quantitative evaluation Methods 0.000 description 3
- 239000000454 talc Substances 0.000 description 3
- 229910052623 talc Inorganic materials 0.000 description 3
- 238000004809 thin layer chromatography Methods 0.000 description 3
- IXKPSQGERWCHMF-UHFFFAOYSA-N 2-[3-(5-oxo-1-phenyl-2-sulfanylideneimidazolidin-4-yl)propyl]guanidine;hydrochloride Chemical compound Cl.O=C1C(CCCN=C(N)N)NC(=S)N1C1=CC=CC=C1 IXKPSQGERWCHMF-UHFFFAOYSA-N 0.000 description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- 239000005909 Kieselgur Substances 0.000 description 2
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 2
- MUMGGOZAMZWBJJ-DYKIIFRCSA-N Testostosterone Chemical compound O=C1CC[C@]2(C)[C@H]3CC[C@](C)([C@H](CC4)O)[C@@H]4[C@@H]3CCC2=C1 MUMGGOZAMZWBJJ-DYKIIFRCSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- VMTZAEQNJVCVTC-ZDUSSCGKSA-N benzyl n-[2-[[(2s)-1-hydrazinyl-3-(1h-imidazol-5-yl)-1-oxopropan-2-yl]amino]-2-oxoethyl]carbamate Chemical compound C([C@@H](C(=O)NN)NC(=O)CNC(=O)OCC=1C=CC=CC=1)C1=CNC=N1 VMTZAEQNJVCVTC-ZDUSSCGKSA-N 0.000 description 2
- UEJWRQDKIBEMCR-UHFFFAOYSA-L calcium;sodium;carbonate Chemical compound [Na+].[Ca+2].[O-]C([O-])=O UEJWRQDKIBEMCR-UHFFFAOYSA-L 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 235000012000 cholesterol Nutrition 0.000 description 2
- VEZUQRBDRNJBJY-UHFFFAOYSA-N cyclohexanone oxime Chemical compound ON=C1CCCCC1 VEZUQRBDRNJBJY-UHFFFAOYSA-N 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010894 electron beam technology Methods 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000005355 lead glass Substances 0.000 description 2
- 238000004020 luminiscence type Methods 0.000 description 2
- 238000000655 nuclear magnetic resonance spectrum Methods 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 229910052573 porcelain Inorganic materials 0.000 description 2
- IOLCXVTUBQKXJR-UHFFFAOYSA-M potassium bromide Chemical compound [K+].[Br-] IOLCXVTUBQKXJR-UHFFFAOYSA-M 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 229920002379 silicone rubber Polymers 0.000 description 2
- 239000004945 silicone rubber Substances 0.000 description 2
- JLKIGFTWXXRPMT-UHFFFAOYSA-N sulphamethoxazole Chemical compound O1C(C)=CC(NS(=O)(=O)C=2C=CC(N)=CC=2)=N1 JLKIGFTWXXRPMT-UHFFFAOYSA-N 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 238000011179 visual inspection Methods 0.000 description 2
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 1
- JSCONFOVXYGOST-UHFFFAOYSA-N 2-(3-phenoxyphenyl)propanenitrile Chemical compound N#CC(C)C1=CC=CC(OC=2C=CC=CC=2)=C1 JSCONFOVXYGOST-UHFFFAOYSA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical class [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 239000005995 Aluminium silicate Substances 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- YZCKVEUIGOORGS-OUBTZVSYSA-N Deuterium Chemical compound [2H] YZCKVEUIGOORGS-OUBTZVSYSA-N 0.000 description 1
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 1
- 238000004566 IR spectroscopy Methods 0.000 description 1
- 102000015636 Oligopeptides Human genes 0.000 description 1
- 108010038807 Oligopeptides Proteins 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000010933 acylation Effects 0.000 description 1
- 238000005917 acylation reaction Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 229930013930 alkaloid Natural products 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 235000012211 aluminium silicate Nutrition 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000000711 cancerogenic effect Effects 0.000 description 1
- 150000001720 carbohydrates Chemical class 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 150000001793 charged compounds Chemical class 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 229910052805 deuterium Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- LIKFHECYJZWXFJ-UHFFFAOYSA-N dimethyldichlorosilane Chemical compound C[Si](C)(Cl)Cl LIKFHECYJZWXFJ-UHFFFAOYSA-N 0.000 description 1
- USIUVYZYUHIAEV-UHFFFAOYSA-N diphenyl ether Chemical class C=1C=CC=CC=1OC1=CC=CC=C1 USIUVYZYUHIAEV-UHFFFAOYSA-N 0.000 description 1
- 238000012967 direct insertion method Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000004049 embossing Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 230000009969 flowable effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- 239000000391 magnesium silicate Substances 0.000 description 1
- 235000012243 magnesium silicates Nutrition 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000001819 mass spectrum Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 239000005055 methyl trichlorosilane Substances 0.000 description 1
- JLUFWMXJHAVVNN-UHFFFAOYSA-N methyltrichlorosilane Chemical compound C[Si](Cl)(Cl)Cl JLUFWMXJHAVVNN-UHFFFAOYSA-N 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 125000001181 organosilyl group Chemical group [SiH3]* 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000011505 plaster Substances 0.000 description 1
- 239000005373 porous glass Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000005871 repellent Substances 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 125000005372 silanol group Chemical group 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000000859 sublimation Methods 0.000 description 1
- 230000008022 sublimation Effects 0.000 description 1
- 229960005404 sulfamethoxazole Drugs 0.000 description 1
- 229960003604 testosterone Drugs 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
- 239000005314 uranium glass Substances 0.000 description 1
- 239000003039 volatile agent Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J49/00—Particle spectrometers or separator tubes
- H01J49/02—Details
- H01J49/04—Arrangements for introducing or extracting samples to be analysed, e.g. vacuum locks; Arrangements for external adjustment of electron- or ion-optical components
- H01J49/0409—Sample holders or containers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J49/00—Particle spectrometers or separator tubes
- H01J49/02—Details
- H01J49/04—Arrangements for introducing or extracting samples to be analysed, e.g. vacuum locks; Arrangements for external adjustment of electron- or ion-optical components
- H01J49/0422—Arrangements for introducing or extracting samples to be analysed, e.g. vacuum locks; Arrangements for external adjustment of electron- or ion-optical components for gaseous samples
- H01J49/0427—Arrangements for introducing or extracting samples to be analysed, e.g. vacuum locks; Arrangements for external adjustment of electron- or ion-optical components for gaseous samples using a membrane permeable to gases
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
- Electron Tubes For Measurement (AREA)
- Sampling And Sample Adjustment (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP52126455A JPS594661B2 (ja) | 1977-10-20 | 1977-10-20 | 質量分析計用試料保持体 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2845780A1 DE2845780A1 (de) | 1979-04-26 |
| DE2845780C2 true DE2845780C2 (enrdf_load_html_response) | 1987-10-15 |
Family
ID=14935636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19782845780 Granted DE2845780A1 (de) | 1977-10-20 | 1978-10-20 | Probenhalteelement fuer massenspektrometer und dessen verwendunng |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4267457A (enrdf_load_html_response) |
| JP (1) | JPS594661B2 (enrdf_load_html_response) |
| CA (1) | CA1116315A (enrdf_load_html_response) |
| CH (1) | CH635681A5 (enrdf_load_html_response) |
| DE (1) | DE2845780A1 (enrdf_load_html_response) |
| FR (1) | FR2406823A1 (enrdf_load_html_response) |
| GB (1) | GB2008434B (enrdf_load_html_response) |
| IT (1) | IT1160868B (enrdf_load_html_response) |
| NL (1) | NL191345C (enrdf_load_html_response) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3125335A1 (de) * | 1981-06-27 | 1983-01-13 | Alfred Prof. Dr. 4400 Münster Benninghoven | Verfahren zur analyse von gasen und fluessigkeiten |
| US4491735A (en) * | 1982-04-05 | 1985-01-01 | The Perkin-Elmer Corporation | Restricted ion source of high current density |
| JPS6042653A (ja) * | 1983-08-17 | 1985-03-06 | Shionogi & Co Ltd | クロマトグラフィ−・プレ−ト |
| US4908512A (en) * | 1985-08-21 | 1990-03-13 | Kratos Analytical Limited | Apparatus and methods of use in the mass analysis of chemical samples |
| US4820648A (en) * | 1985-08-21 | 1989-04-11 | Spectros Limited | Methods for use in the mass analysis of chemical samples |
| US4791292A (en) * | 1986-04-24 | 1988-12-13 | The Dow Chemical Company | Capillary membrane interface for a mass spectrometer |
| US4818863A (en) * | 1986-12-27 | 1989-04-04 | Jeol Ltd. | Ion source for use in a mass spectrometer |
| JP2953140B2 (ja) * | 1991-09-20 | 1999-09-27 | 株式会社村田製作所 | トランス |
| US5827659A (en) * | 1995-05-19 | 1998-10-27 | Perseptive Biosystems, Inc. | Methods and apparatus for sequencing polymers using mass spectrometry |
| DE19754978C2 (de) * | 1997-12-11 | 2000-07-13 | Bruker Daltonik Gmbh | Probenträger für die MALDI-Massenspektrometrie nebst Verfahren zur Herstellung der Platten und zum Aufbringen der Proben |
| US6140639A (en) * | 1998-05-29 | 2000-10-31 | Vanderbilt University | System and method for on-line coupling of liquid capillary separations with matrix-assisted laser desorption/ionization mass spectrometry |
| DE10322701B4 (de) * | 2003-05-20 | 2006-12-28 | Humboldt-Universität Zu Berlin | Probenträger unter Verwendung eines porösen, Metalloxidpartikel umfassenden Films, Verfahren zur Herstellung eines Probenträgers, Verwendung des Probenträgers sowie Verfahren zum selektiven Nachweis von phosphorylierten/sulfatierten Biopolymeren, insbesondere Peptiden/Proteinen |
| US20070023678A1 (en) * | 2004-02-27 | 2007-02-01 | Yamanashi Tlo Co., Ltd. | Method and apparatus for ionization by cluster-ion impact |
| DE102007022337A1 (de) * | 2007-05-12 | 2008-11-20 | Semikron Elektronik Gmbh & Co. Kg | Gesintertes Leistungshalbleitersubstrat sowie Herstellungsverfahren hierzu |
| US8704167B2 (en) * | 2009-04-30 | 2014-04-22 | Purdue Research Foundation | Mass spectrometry analysis of microorganisms in samples |
| US20180079691A1 (en) * | 2016-09-20 | 2018-03-22 | Usg Interiors, Llc | Silicate coating for improved acoustical panel performance and methods of making same |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3336475A (en) * | 1964-02-05 | 1967-08-15 | Electro Optical Systems Inc | Device for forming negative ions from iodine gas and a lanthanum boride contact ionizer surface |
| US3852595A (en) * | 1972-09-21 | 1974-12-03 | Stanford Research Inst | Multipoint field ionization source |
-
1977
- 1977-10-20 JP JP52126455A patent/JPS594661B2/ja not_active Expired
-
1978
- 1978-09-29 CA CA000312386A patent/CA1116315A/en not_active Expired
- 1978-10-12 US US05/950,697 patent/US4267457A/en not_active Expired - Lifetime
- 1978-10-18 IT IT69395/78A patent/IT1160868B/it active
- 1978-10-19 NL NL7810482A patent/NL191345C/xx not_active IP Right Cessation
- 1978-10-19 FR FR7829821A patent/FR2406823A1/fr active Granted
- 1978-10-19 CH CH1084678A patent/CH635681A5/de not_active IP Right Cessation
- 1978-10-20 GB GB7841346A patent/GB2008434B/en not_active Expired
- 1978-10-20 DE DE19782845780 patent/DE2845780A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2406823B1 (enrdf_load_html_response) | 1984-06-01 |
| DE2845780A1 (de) | 1979-04-26 |
| NL7810482A (nl) | 1979-04-24 |
| FR2406823A1 (fr) | 1979-05-18 |
| US4267457A (en) | 1981-05-12 |
| JPS5459983A (en) | 1979-05-15 |
| GB2008434B (en) | 1982-03-24 |
| CA1116315A (en) | 1982-01-12 |
| GB2008434A (en) | 1979-06-06 |
| NL191345B (nl) | 1995-01-02 |
| JPS594661B2 (ja) | 1984-01-31 |
| CH635681A5 (de) | 1983-04-15 |
| IT7869395A0 (it) | 1978-10-18 |
| NL191345C (nl) | 1995-06-01 |
| IT1160868B (it) | 1987-03-11 |
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